| Vendor | Spec | Unit | Price | Currency | Date |
| Shaanxi Yanchang Petro | China national standards | MT | 884.59 | USD | 20251102 |
| Lihuayi Shandong | China national standards | MT | 884.59 | USD | 20251102 |
| Jinan Qi Mat | China national standards | MT | 881.77 | USD | 20251102 |
| Jinan Qi Mat | China national standards | MT | 881.77 | USD | 20251102 |
| Shandong Xingpeng Chem | China national standards | MT | 878.95 | USD | 20251102 |
| Lihuayi Shandong | China national standards | MT | 1382.62 | USD | 20251101 |
| Aite Zhejiang | China national standards | MT | 1156.88 | USD | 20251101 |
| Sinopec | China national standards | MT | 1227.43 | USD | 20251101 |
| Shandong Aite Chem | China national standards | MT | 1199.21 | USD | 20251101 |
| Sinopec | China national standards | MT | 1227.43 | USD | 20251101 |